Suzy to sing an OST for 'While You Were Sleeping'

An insider said, "Suzy has already finished recording an OST (Incidental Music) for 'While You Were Sleeping'. The viewers will be able to hear it in the second half of the drama." Suzy continues her tradition of singing a track in her dramas as she has done so in the past such as 'Dream High', 'Big', and much more. Stay tuned for more information.